Inventional Geometry: A Series of Problems, Intended to Familiarize the Pupil with Geometrical Conceptions, and to Exercise His Inventive FacultyD. Appleton, 1876 - 97 páginas |
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Página 20
... take the name of dia- grams . 15. Give an example of a diagram . When a surface is spoken of with regard to its form and size , it takes the name of figure . If the boundaries of a surface are straight lines , the figure is called a ...
... take the name of dia- grams . 15. Give an example of a diagram . When a surface is spoken of with regard to its form and size , it takes the name of figure . If the boundaries of a surface are straight lines , the figure is called a ...
Página 27
... takes the name of quad- rant . 50. Divide a circle into four equal sectors , and write upon each sector its specific name . 51. Make a set of quadrants , and write in each angle its specific name . To compare sectors of different ...
... takes the name of quad- rant . 50. Divide a circle into four equal sectors , and write upon each sector its specific name . 51. Make a set of quadrants , and write in each angle its specific name . To compare sectors of different ...
Página 28
... takes the name of either , being generally called a semi- circle . 57. Make three sectors , each containing 180 ° , and write in each sector a different name , and 28 INVENTIONAL GEOMETRY .
... takes the name of either , being generally called a semi- circle . 57. Make three sectors , each containing 180 ° , and write in each sector a different name , and 28 INVENTIONAL GEOMETRY .
Página 30
... takes the name of scalene . 65. Make a scalene triangle . When a triangle has one of its angles a right angle , it is called a right - angled triangle . 66. Make a right - angled triangle . When a triangle has each of its angles less ...
... takes the name of scalene . 65. Make a scalene triangle . When a triangle has one of its angles a right angle , it is called a right - angled triangle . 66. Make a right - angled triangle . When a triangle has each of its angles less ...
Página 34
... takes the name of polygon , which means many - angled ; and when a polygon has all its sides equal , and all its angles equal , it is called a regular polygon . A polygon that has five sides is called a pen tagon . 1 Rectangles are ...
... takes the name of polygon , which means many - angled ; and when a polygon has all its sides equal , and all its angles equal , it is called a regular polygon . A polygon that has five sides is called a pen tagon . 1 Rectangles are ...
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Términos y frases comunes
adjacent angles AMERICAN BOOK COMPANY angular points arc is called arithmetic mean arrange the surfaces axis base boundaries breadth card a hollow circumference construct cube curve determine diagonal scale diameter dimensions distance divide a circle divide a line divide an equilateral dodecagon duodecimals ellipse English equal and similar equal sectors equilateral triangle essays find the area four equal geometry Give a plan give a sketch Give an example gles hexahedron icosahedron isosceles triangle length line drawn line of chords line of sines line of tangents means nonagon number of degrees obtuse angle octagon octahedron pentagon piece of card place a circle place a hexagon place a square polygon protractor pupil pyramid quadrant quadrilaterals radii radius rectangle reëntrant angle rhomboid rhombus right angle right-angled triangle secant sides is called solid square inches square yard student takes the name tetrahedron trapezium versed sine Wellesley College write its name zoid
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Página 43 - TRIANGLES upon the same base, and between the same parallels, are equal to one another.
Página 13 - I keep the subject constantly before me, and wait till the first dawnings open slowly by little and little into a full and clear light.
Página 5 - INTRODUCTION. it is considered that by geometry the architect constructs our buildings, the civil engineer our railways; that by a higher kind of geometry, the surveyor makes a map of a county or of a kingdom; that a geometry still higher is the foundation of the noble science of...